Resolve SSH cannot connect to remote host, personal site cannot be opened

His blog suddenly can not open, ping can ping, but the dead or alive, SSH can not even

1, check whether the sshd service is on 22 port is listening state

2. Restart sshd

Service sshd Restart

3. Clear the Iptables rule, or close iptables

4. Turn off the native firewall

...
Ping.chinaz.com tests are normal.

The above steps have tried, but still dead or alive can not open, helpless under thought, is this the line of the problem? Restart the router, everything is fine ...

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Resolve SSH cannot connect to remote host, personal site cannot be opened